B. It insulates the fish from the cold air above
Just like an igloo
Sugar(glucose) and oxygen.
<span> I. New species can outcompete native species to fill a niche.
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Niche is like a profession because everybody in our world performs a different job. Niche is somewhat defines like what you do, how you do it, where you do it and when you do it.In ecology, a niche is a term about the relational position of every species like dolphin. In where dolphin can potentially be in another ecological niche by travelling from one place to another. Profession are something like finding your specialty, your place and your niche in the world.
<span>"Carrier proteins bind to the substances they transport across the membrane via facilitated diffusion, whereas channel proteins provide a pore for substances to move across the membrane via facilitated diffusion."
This is the most correct option.
The main difference, when comparing these two gates of transportation across a membrane through the same process (via facilitated diffusion or any other), is that carrier proteins bind to the substances they transport and only communicate with one environment of the cell (whether intracellular or extracellular) at the time, while channel proteins let substances move across the membrane without any binding being opened to both cell environments.</span>
The answer is「Atomic Numbers」
